Initial Version (Working relay implementing basic functionality)

migrations/0-init.sql

@@ -0,0 +1,12 @@
+CREATE TABLE migration_history (
+    migration_id TEXT PRIMARY KEY DEFAULT (lower(hex(randomblob(16)))),
+    migration_version INTEGER NOT NULL,
+    migration_name TEXT NOT NULL,
+    executed_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    duration_ms INTEGER NOT NULL,
+    status TEXT NOT NULL CHECK (status IN ('success', 'failed', 'reverted')),
+    error_message TEXT
+);
+
+CREATE INDEX idx_migration_history_name ON migration_history(migration_name);
+CREATE INDEX idx_migration_history_executed_at ON migration_history(executed_at);

migrations/1-createEventsStore.sql

@@ -0,0 +1,36 @@
+CREATE TABLE events (
+    id TEXT NOT NULL,           -- Event ID (32-byte hex)
+    original_id TEXT,           -- Original (encrypted) event ID (32-byte hex)
+    pubkey TEXT NOT NULL,       -- Author's public key (32-byte hex) 
+    created_at INTEGER NOT NULL,-- Unix timestamp in seconds
+    kind INTEGER NOT NULL,      -- Event kind number
+    content TEXT NOT NULL,
+    sig TEXT NOT NULL,          -- Event signature (64-byte hex)
+    first_seen INTEGER,
+    PRIMARY KEY (id)
+);
+
+CREATE TABLE event_tags (
+    tag_id INTEGER PRIMARY KEY AUTOINCREMENT,
+    event_id TEXT NOT NULL,
+    tag_name TEXT NOT NULL,
+    tag_index INTEGER NOT NULL,
+    FOREIGN KEY (event_id) REFERENCES events(id) ON DELETE CASCADE
+);
+
+CREATE TABLE event_tags_values (
+    tag_id INTEGER NOT NULL,
+    value_position INTEGER NOT NULL,
+    value TEXT NOT NULL,
+    FOREIGN KEY (tag_id) REFERENCES event_tags(tag_id)
+);
+
+CREATE INDEX idx_events_id ON events(id);
+CREATE INDEX idx_events_pubkey ON events(pubkey);
+CREATE INDEX idx_events_created_at ON events(created_at);
+CREATE INDEX idx_events_kind ON events(kind);
+CREATE INDEX idx_events_original_id ON events(original_id);
+
+CREATE INDEX idx_event_tags_event_id ON event_tags(event_id);
+CREATE INDEX idx_event_tags_name ON event_tags(tag_name, tag_index);
+CREATE INDEX idx_event_tags_values ON event_tags_values(tag_id, value_position, value);

migrations/2-createEventsTagsView.sql

@@ -0,0 +1,10 @@
+CREATE VIEW event_tags_view AS
+SELECT 
+    t.event_id,
+    t.tag_index,
+    t.tag_name,
+    v.value as tag_value,
+    v.value_position as tag_value_position
+FROM event_tags t
+LEFT JOIN event_tags_values v ON t.tag_id = v.tag_id
+ORDER BY t.tag_index, v.value_position;